1. Describe a specific example that clearly demonstrates an understanding of how each of the following concepts can lead to an inaccurate perception, cognition, or conclusion. Each example must include an explanation of the relationship between the concept and the inaccuracy.

• Afterimage effect
• Availability Heuristic
• Ethnocentrism
• Groupthink
• Lack of object permanence
• Nonrandom assignment of research participants
• Optimistic explanatory style
• Proactive interference

2. Psychologists conduct research to investigate controversial issues. Consider the following:

• The value of diagnostic testing
• Children’s acquisition of language
• Explanation of hypnosis

• Describe the opposing points of view on each of the psychological issues listed above. Your description must provide one argument on each side of the controversy.
• For each issue, choose one point of view to support. Using evidence form psychological research, justify why you think this point of view is correct.